Implicit animations through Layer.

ui/aura_shell/examples/window_type_launcher.h

Index: ui/aura_shell/examples/window_type_launcher.h
diff --git a/ui/aura_shell/examples/window_type_launcher.h b/ui/aura_shell/examples/window_type_launcher.h
index aab11262893059707f39a8e96493c3dfe47492a5..8dbefa7faab327176254e4889ed01ed279747a3e 100644
--- a/ui/aura_shell/examples/window_type_launcher.h
+++ b/ui/aura_shell/examples/window_type_launcher.h
@@ -6,6 +6,10 @@
 #define UI_AURA_SHELL_EXAMPLES_WINDOW_TYPE_LAUNCHER_H_
 #pragma once
 
+#include <utility>
+#include <vector>
+
+#include "base/task.h"
 #include "views/context_menu_controller.h"
 #include "views/controls/button/button.h"
 #include "views/controls/menu/menu_delegate.h"
@@ -30,10 +34,16 @@ class WindowTypeLauncher : public views::WidgetDelegateView,
   virtual ~WindowTypeLauncher();
 
  private:
+  typedef std::pair<aura::Window*, gfx::Rect> WindowAndBoundsPair;
+
   enum MenuCommands {
     COMMAND_NEW_WINDOW = 1,
+    COMMAND_TILE_WINDOWS = 2,
   };
 
+  void TileWindows();
+  void RestoreTiledWindows();
+
   // Overridden from views::View:
   virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
   virtual void Layout() OVERRIDE;
@@ -61,8 +71,13 @@ class WindowTypeLauncher : public views::WidgetDelegateView,
   views::NativeTextButton* create_button_;
   views::NativeTextButton* create_nonresizable_button_;
   views::NativeTextButton* bubble_button_;
+  views::NativeTextButton* tile_button_;
   scoped_ptr<views::MenuRunner> menu_runner_;
 
+  std::vector<WindowAndBoundsPair> to_restore_;
+
+  ScopedRunnableMethodFactory<WindowTypeLauncher> method_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(WindowTypeLauncher);
 };